Question

$7 \frac{1}{4} - (4 - \frac{1}{2} )$
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Answer 1

Explicación paso a paso:

$7 \frac{1}{4} = \frac{7 \times 4 + 1}{4} = \frac{29}{4}$

$\frac{29}{4} - (4 - \frac{1}{2} ) = \\ \frac{29}{4} - ( \frac{8}{2} - \frac{1}{2} ) = \\ \frac{29}{4} - \frac{7}{2} = \\ = \frac{29}{4} - \frac{14}{4} = \frac{15}{4}$

espero te sirva